| 78.96 Atomic Weight | |
| 34 Atomic Number | -2, 4, 6 Oxidation States |
| 958 Boiling Point, K | |
| 494 Melting Point, K | Se Symbol |
| 4.79 Density at 300K | |
| [Ar] 3d10 4s2 p4
Electron Configuration | |
| Selenium | |
| Se Symbol | hcp Crystal Structure |
| 1.16 Covalent Radius | 2.55 Electronegativity |
| 1.4 Atomic Radius | 26.32 Heat of Vaporization |
| 16.5 Atomic Volume | 5.54 Heat of Fusion |
| 9.752 Ionization Potential | 8 Electrical Conductivity |
| 0.32 Specific Heat Capacity | 2.04 Thermal Conductivity |